Cell Structure and Function

Which type of chromosome has one very short arm and one very long arm?

• Metacentric
• Sub-metacentric
• Telocentric
• Acrocentric

Which part of the chromosome contains genes?

• Only the centromere
• Only the telomeres
• Only the p-arm
• Entire chromosome

What is the role of the nucleolus in the nucleus?

• Stores DNA
• Replicates DNA
• Packages proteins
• Synthesizes ribosomal RNA

Which of the following is a feature of eukaryotic chromosomes but not prokaryotic chromosomes?

• Circular structure
• Single origin of replication
• Absence of membrane-bound organelles
• Presence of histones

What is the main function of the nuclear envelope during interphase?

• Packages DNA into chromosomes
• Initiates DNA replication
• Facilitates protein synthesis
• Separates DNA from cytoplasm